Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
26
PM2.5
77
*
PM10
35
O3
0.6
CO
19
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 Dec
67
Good
Wed
3 Dec
73
Good
Thu
4 Dec
70
Good
Fri
5 Dec
73
Good
Sat
6 Dec
72
Good
Sun
7 Dec
67
Good
Mon
8 Dec
49
Excellent
Air quality in the last 12 months (Haiyuan)
|
2025/10
|
28
|
19
|
24
|
48
|
73
|
30
|
32
|
9
|
13
|
10
|
17
|
28
|
30
|
32
|
40
|
51
|
25
|
36
|
50
|
33
|
33
|
25
|
31
|
23
|
38
|
48
|
49
|
52
|
51
|
61
|
55
|
|
2025/09
|
29
|
78
|
65
|
84
|
50
|
74
|
62
|
50
|
39
|
35
|
27
|
46
|
56
|
58
|
186
|
61
|
19
|
13
|
16
|
11
|
12
|
22
|
23
|
41
|
35
|
42
|
37
|
45
|
45
|
57
|
|
|
2025/08
|
43
|
36
|
36
|
32
|
32
|
41
|
42
|
15
|
25
|
36
|
47
|
32
|
32
|
25
|
30
|
24
|
23
|
21
|
41
|
165
|
18
|
27
|
17
|
19
|
18
|
16
|
13
|
16
|
15
|
22
|
28
|
|
2025/07
|
28
|
27
|
55
|
76
|
22
|
33
|
24
|
50
|
25
|
34
|
23
|
35
|
26
|
51
|
51
|
47
|
46
|
53
|
77
|
29
|
28
|
25
|
38
|
25
|
27
|
27
|
29
|
26
|
32
|
30
|
77
|
|
2025/06
|
44
|
45
|
32
|
40
|
35
|
44
|
51
|
51
|
52
|
44
|
49
|
66
|
78
|
90
|
68
|
54
|
51
|
50
|
40
|
30
|
38
|
32
|
23
|
25
|
26
|
22
|
25
|
32
|
54
|
19
|
|
|
2025/05
|
108
|
161
|
96
|
181
|
294
|
162
|
96
|
132
|
102
|
49
|
45
|
59
|
101
|
59
|
53
|
115
|
265
|
69
|
64
|
58
|
172
|
111
|
34
|
40
|
43
|
46
|
35
|
32
|
45
|
98
|
53
|
|
2025/04
|
109
|
95
|
117
|
133
|
83
|
96
|
78
|
159
|
127
|
78
|
252
|
356
|
173
|
49
|
126
|
232
|
108
|
280
|
161
|
160
|
198
|
98
|
60
|
63
|
66
|
50
|
59
|
52
|
94
|
307
|
|
|
2025/03
|
85
|
39
|
43
|
56
|
52
|
45
|
73
|
76
|
118
|
73
|
222
|
95
|
108
|
63
|
47
|
51
|
40
|
31
|
48
|
67
|
65
|
73
|
196
|
199
|
195
|
410
|
118
|
115
|
62
|
74
|
66
|
|
2025/02
|
54
|
48
|
36
|
43
|
39
|
68
|
72
|
61
|
57
|
53
|
111
|
78
|
69
|
54
|
65
|
118
|
81
|
76
|
56
|
69
|
69
|
53
|
38
|
53
|
63
|
58
|
61
|
67
|
|||
|
2025/01
|
64
|
60
|
76
|
93
|
58
|
52
|
59
|
44
|
60
|
64
|
88
|
158
|
290
|
54
|
56
|
55
|
68
|
61
|
61
|
57
|
79
|
74
|
119
|
147
|
101
|
102
|
74
|
75
|
96
|
74
|
51
|
|
2024/12
|
43
|
54
|
59
|
49
|
52
|
49
|
46
|
48
|
58
|
69
|
75
|
59
|
65
|
56
|
72
|
84
|
76
|
59
|
56
|
51
|
52
|
53
|
64
|
85
|
73
|
70
|
38
|
58
|
64
|
55
|
56
|
|
2024/11
|
38
|
38
|
51
|
56
|
60
|
56
|
56
|
51
|
58
|
56
|
52
|
60
|
57
|
55
|
90
|
42
|
42
|
26
|
45
|
52
|
55
|
57
|
60
|
48
|
54
|
73
|
79
|
60
|
41
|
46
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution